US Bridges

Vernon Avenue over Hockanum River

Fair

Tolland County, Connecticut · 200 So of West Main ST · Structure no. 03934

Built
1925
100 years old, rebuilt 2008
Condition
Fair
inspected October 2023
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
3,208
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Vernon Avenue over Hockanum River is a prestressed concrete slab carrying Vernon Avenue over Hockanum River in Tolland County, Connecticut. It was built in 1925 and reconstructed in 2008, so it is 100 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,208 vehicles a day, roughly 2% of them trucks, projected to reach 4,767 by 2043. The structure is 23 ft (7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesVernon Avenue
CrossesHockanum River
Location200 So of West Main ST
RouteCity Street 0
Coordinates41.86467, -72.45099
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.4 US tons
Inventory rating42.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13.1 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,208 (2023)
Projected traffic4,767 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Vernon Avenue over Hockanum River built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2008.

What condition is Vernon Avenue over Hockanum River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Vernon Avenue over Hockanum River carry?

About 3,208 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Vernon Avenue over Hockanum River?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns Vernon Avenue over Hockanum River?

It is owned by the Town or Township Highway Agency.